Heart|Lab Grown|IGI

1.25ct E VVS1 Heart Lab Grown Diamond

EX • E/VVS1 • IGI LG618403178

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG618403178

Diamond specifications and retailer prices

From $372 USD
As of October 30, 2026
Save $672 USD (64%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,150 USD at Do Amore Diamonds · As of October 23, 2026
View at Do Amore Diamonds

About this 1.25ct lab-grown heart diamond

This 1.25ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG618403178 or 618403178. Listed at 18 retailers as of October 29, 2026, with a 181% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
E
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618403178
Dimensions6.68 × 7.48 × 4.40 mm
L/W Ratio1.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.68 mm7.48 mm1.25 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618403178
Side View
Table 59.0%Crown 34.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 58.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,150 USD|Low: $216 USD|High: $2,180 USD|Avg: $740 USD|-1.4%
Do Amore Diamonds
Retailer 2
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Retailer 19
October 29, 2026
Retailer 6$224 USD
Retailer 17$249 USD
Retailer 10$261 USD
Retailer 3$277 USD
Retailer 11$280 USD
Retailer 15$372 USD
Retailer 4$375 USD
Retailer 13$474 USD
Retailer 14$518 USD
Retailer 5$564 USD
Retailer 12$642 USD
Retailer 7$759 USD
Retailer 9$902 USD
Retailer 19$984 USD
Retailer 2$1,044 USD
Retailer 18$1,155 USD
Retailer 8$1,243 USD
Retailer 16$1,269 USD
Do Amore Diamonds$2,150 USD

40 data points across 19 retailers

18 retailers$372 USD to $1,044 USD

Retailer 1
-
$224 USD
Price last confirmed 8 days ago
Retailer 2
-
$261 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$277 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$280 USD
View
Price last confirmed 14 days ago
B+
Retailer 5
-
$372 USD
View
Retailer 6
-
$375 USD
£295 GBP
View
Price last confirmed 8 days ago
A
Retailer 7
-
$474 USD
View
A
Retailer 8
-
$518 USD
ZAR 8,365 ZAR
View
Retailer 9
-
$564 USD
£444 GBP
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$642 USD
A$988 AUD
View
Retailer 11
-
$759 USD
A$1,168 AUD
View
Price last confirmed 12 days ago
Retailer 12
-
$902 USD
View
Price last confirmed 8 days ago
Retailer 13
-
$984 USD
View
Price last confirmed 8 days ago
B
Retailer 14
-
$1,044 USD
A$1,606 AUD
View
Retailer 15
-
$1,155 USD
View
Price last confirmed 8 days ago
Retailer 16
-
$1,243 USD
£979 GBP
View
Price last confirmed 9 days ago
Retailer 17
-
$1,269 USD
View
Price last confirmed 7 days ago
Most Expensive
Do Amore Diamonds
27-BA00864EB · Oct 23
$2,150 USD
View
Price last confirmed 7 days ago
17 more retailers have this diamond
Prices start from $372 USDSave up to $672 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.25ct Heart
$372 USD